Planning is a management process which enables the successful running of many business activities, including construction projects.In construction projects, planning is concerned with the various methods of arranging ,procuring and employing money, materials, people and machines (all of which are known as resources) to carry out the day-to-day construction operations on site.It is also a practical attempt to foresee problems before they arise and, hence, avoid events which might prevent the attainment of stated project objectives, namely the completion of construction project within a fixed timescale , safely, economically and to specified quality levels.